package exception;

public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("程序开始");

        try {
            String line =null;
            System.out.println(line.length());
        }catch (NullPointerException | StringIndexOutOfBoundsException e){
            System.out.println("出现空指针异常并解决");
        }catch (Exception e){
            System.out.println("出现一个问题并解决");
        }
        System.out.println("程序结束了");





















    }
}
